# Celestial Navigation 360 vs Sextant Calculator

The clearest difference is price: Celestial Navigation 360 at Free against Sextant Calculator's $1.00. Celestial Navigation 360 also leads on update cadence (monthly vs every 8 months). Sextant Calculator's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 18.6). On ads and device support there is nothing between them.

Celestial Navigation 360 is free to download; Sextant Calculator costs $1.00 up front. Celestial Navigation 360 sells 2 in-app purchases, starting at $4.99 per month. Sextant Calculator asks for nothing beyond the download.

Celestial Navigation 360 ships an update monthly, Sextant Calculator every 8 months. The most recent releases landed on September 7, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Celestial Navigation 360 | Sextant Calculator |
| --- | --- | --- |
| Price | **Free** | $1.00 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | — | Paid |
| Size | 1 MB | 2 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Braun](https://appshunter.io/developer/1018432793) | [Will Downing](https://appshunter.io/developer/1864501052) |

## What reviewers say

### Celestial Navigation 360

[App page](https://appshunter.io/ios/app/celestial-navigation-360/id6747285959)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| month | $4.99 | per month |
| year | $17.99 | per year |


### Sextant Calculator

[App page](https://appshunter.io/ios/app/sextant-calculator/id6757097850)

This tool simplifies celestial navigation calculations for sailors and students. It handles angle and time arithmetic, averages multiple sights, and features a specialized keypad. Offers day and night modes for usability at sea.

**Highlights:** Angle calculations in DD° MM.m', Time calculations with H:M:S, Average multiple sights, Custom color-coded keypad, Day and night modes, Scrollable results tape, Offline functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Celestial Navigation 360 free?

Celestial Navigation 360 is free to download, with in-app purchases available.

### Is Sextant Calculator free?

Sextant Calculator costs $1.00, with no in-app purchases.

### Do Celestial Navigation 360 or Sextant Calculator have ads?

Neither Celestial Navigation 360 nor Sextant Calculator shows ads.

### Which is updated more often, Celestial Navigation 360 or Sextant Calculator?

Celestial Navigation 360 ships an update monthly, and Sextant Calculator every 8 months. Most recently, Celestial Navigation 360 was updated on September 7, 2026 and Sextant Calculator on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*